18 Questions
What is the reason for the loud S1 sound?
The valve cusps are widely open during diastole
What happens to the S1 sound if the valve cusps are unable to close completely?
The S1 sound becomes muffled
What is the effect of a short PR interval on the S1 sound?
The S1 sound becomes louder
What is the effect of calcification on the S1 sound?
The S1 sound becomes muffled
Why is the S1 sound loud in patients with systemic hypertension?
Due to the increased ventricular muscle mass
What is the effect of tachycardia on the S1 sound?
The S1 sound becomes louder
What is the initial symptom of acute otitis media?
Fullness
What happens to the light reflex in the catarrhal stage of acute otitis media?
It is lost
What is the appearance of the drum in the catarrhal stage of acute otitis media?
Retracted and congested
What is the point of perforation in the stage of exudation?
The point where the exudate exerts pressure
What is the characteristic of the tympanic membrane in the stage of exudation?
It becomes convex
What is the reason for the negative pressure in the middle ear cavity?
Eustachian tube obstruction
In the stage of suppuration, what happens to the pain and constitutional symptoms?
They lessen
What is the cause of fever and malaise in the patient?
Absorption of toxins
What is the characteristic appearance of the eardrum in acute otitis media?
Cartwheel-like appearance
What is the cause of deafness in acute otitis media?
Infection of the middle ear
What is autophony?
Echoing of spoken words in the ear
What is the characteristic of the discharge in the stage of suppuration?
Initially blood-stained, then mucoid or purulent
Understand the effect of persistent diastolic gradient on the mitral valve and how it affects the ventricular systole. Learn about the factors that influence the intensity of Sl sound. Test your knowledge on this crucial concept in cardiology!
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